All names: Gaia DR2 6389457270976027648, TIC 350221590, Gaia EDR3 6389457270976027648, Gaia DR3 6389457270976027648, UCAC4 124-178027, GALEX J234308.9-652342, EC23403-6540, EC 23403-6540, 2MASS J23430922-6523434
| Parameter | Unit | Gaia EDR3 | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|---|
| Right ascension | 23 43 09.11 (0.04) | 23 43 08.84 | 23 43 09.11 (0.04) | ||
| Declination | -65 23 43.51 (0.04) | -65 23 44.59 | -65 23 43.40 (0.04) | ||
| Spectral type | sdB | sdB | |||
| Effective temperature | [K] | ||||
| log(g) | [cgs] | ||||
| Mass | [M☉] | ||||
| log(Luminosity) | [L☉] | ||||
| Cooling age | [Gyr] | ||||
| log(H/He) | |||||
| log(C/He) | |||||
| log(Ca/He) | |||||
| log(Ca/H) | |||||
| Parallax | [mas] | 0.48 (0.06) | 0.46 (0.06) | 0.48 (0.06) | |
| Distance | [pc] | 2065.69 (241) | 2179.60 (291) | 2065.69 (241) | |
| Composition | |||||
| Proper motion (right ascension) | [mas/yr] | 0.666 (0.05) | 0.724 (0.1) | 0.666 (0.05) | |
| Proper motion (declination) | [mas/yr] | -7.038 (0.06) | -7.134 (0.09) | -7.038 (0.06) | |
| Variability | |||||
| Magnetic | |||||
| Bd | [MG] | ||||
| Infrared excess (disk) | |||||
| Binarity | |||||
| B magnitude | 15.98 (0.03) | ||||
| V magnitude | 16.10 (0.01) | ||||
| R magnitude | |||||
| I magnitude | |||||
| J magnitude | 16.54 (0.1) | 16.54 (0.1) | |||
| H magnitude | 16.23 (0.2) | 16.23 (0.2) | |||
| K magnitude | 16.07 | ||||
| u magnitude | |||||
| g magnitude | 15.91 (0.01) | ||||
| r magnitude | 16.32 (0.01) | ||||
| i magnitude | |||||
| z magnitude | |||||
| G magnitude | 16.16 (0.003) | 16.20 (0.004) | 16.16 (0.003) | ||
| BP magnitude | 16.01 (0.004) | ||||
| RP magnitude | 16.40 (0.005) | ||||
| Pan g magnitude | |||||
| Pan r magnitude | |||||
| Pan i magnitude | |||||
| Pan z magnitude | |||||
| Pan y magnitude | |||||
| E(B-V) | 0.014 | ||||
* Constant surface field
Spectra without link are available upon request
The Montreal White Dwarf Database is produced and maintained by Prof. Patrick Dufour (Université de Montréal) and Dr. Simon Blouin (University of Victoria). Please send database updates, corrections, suggestions or bug reports to patrick.dufour@umontreal.ca.